Mark Johnson MD PA
NPI 1730152752 · Ophthalmology Physician · Venice, FL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Johnson MD PA is a Ophthalmology Physician organization in Venice, FL (NPI 1730152752).
Provider details
- NPI number
- 1730152752
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Karen Johnson, Secretary Treasurer Practice Manage(941) 918-9522
- License
- ME64457 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-09
- Last updated
- 2020-08-22
Frequently asked questions
- What is Mark Johnson MD PA's NPI number?
- Mark Johnson MD PA's National Provider Identifier (NPI) is 1730152752, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark Johnson MD PA?
- Mark Johnson MD PA is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Johnson MD PA located?
- Mark Johnson MD PA's practice location on file with NPPES is 811 Ridgewood Ave, Venice, FL 34285.
- What is Mark Johnson MD PA's phone number?
- The practice phone number listed in the NPPES registry for Mark Johnson MD PA is (941) 480-0600.
- Does Mark Johnson MD PA accept Medicare?
- Mark Johnson MD PA is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mark Johnson MD PA?
- The authorized official listed on Mark Johnson MD PA's NPPES record is Karen Johnson, Secretary Treasurer Practice Manage. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark Johnson MD PA's NPI active?
- Yes — Mark Johnson MD PA's NPI (1730152752) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.